Home / 68,516.01-102,774.02-18,596.12

Finding the Fourth Proportional to 68,516.01, 102,774.02 and 18,596.12

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Solution

The fourth proportional to 68,516.01, 102,774.02 and 18,596.12 is: 27,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,516.01 : 102,774.02 = 18,596.12 : x
  2. Step 2: Convert to fraction form
    68,516.01/102,774.02 = 18,596.12/x
  3. Step 3: Cross multiply
    68,516.01x = 102,774.02 × 18,596.12
  4. Step 4: Simplify right side
    68,516.01x = 1,911,197,401.95
  5. Step 5: Solve for x
    x = 1,911,197,401.95/68,516.01
  6. Step 6: Final answer
    x = 27,894.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.